Microbiology Demystified

(Nandana) #1

  1. What process is used to cause a specimen to adhere to a glass slide?
    (a) The heat fixation process
    (b) Wet mount
    (c) White glue
    (d) Clear glue

  2. Why is a specimen stained?
    (a) A stain is used to label a specimen.
    (b) A stain is used to determine the size of a specimen.
    (c) A stain adheres to the specimen, causing more light to be reflected
    by the specimen into the microscope.
    (d) A stain is used to determine the density of a specimen.

  3. When would you use a wet mount?
    (a) A wet mount is used to observe a dead specimen under a micro-
    scope.
    (b) A wet mount is used to observe a live specimen under a microscope.
    (c) A wet mount is used to observe an inorganic specimen under a
    microscope.
    (d) A wet mount is the first step in preparing a specimen.


(^66) CHAPTER 3 Observing Microorganisms

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